Firmware Update for ST31000340SV, ST3750330SV, ST3500320SV, ST3320410SV

Firmware update information for certain SV35.3 and SV35.4 drives. Check to see if your model is included.

If the firmware upgrade installation instructions are not followed properly the firmware upgrade could be data destructive and/or render your hard drive inoperable. As Seagate does not warrant the data on your drive, in addition to regular back-ups, if possible your data should be backed up before upgrading the drive firmware.  Additional information on backing-up the contents of your drive can be found at  Though this firmware upgrade to your product is a change to the product the terms and conditions of your Seagate warranty for the product will remain effective to its normal expiration.  For other warranties on your product please consult the warranty documentation provided by your supplier.

Caution: Please consult your surveillance system manufacturer's technical documentation and procedure recommended for hard disk drive firmware upgrades prior to upgrading any product. Please proceed with caution and contact Seagate Technical Support for assistance.

This article applies to the following models:

Drive Family Firmware Affected Models Affected Recommended Firmware Update
SV35.3 SV16 ST31000340SV Download
ST3750330SV Download
ST3500320SV Download
SV35.4 CV11 ST3320410SV Download

The download is an ISO image which will create a bootable CD.  For instructions on how to create a bootable CD please see: How to burn an .iso image onto a CD.

Click here for the firmware update procedure.